books.google.com.au - Never before has a single volume been devoted exclusively to the intrepid and disparate band of pilots who could claim to be Gladiator aces. Flying the ultimate British biplane fighter, pilots in China, Finland, East Africa, North Africa, Western Europe, the Mediterranean, Norway and the Middle East...http://books.google.com.au/books/about/Gloster_Gladiator_Aces.html?id=BfVs5P40DZcC&q=enemy&utm_source=gb-gplus-shareGloster Gladiator Aces